8132712493 has 2 divisors, whose sum is σ = 8132712494. Its totient is φ = 8132712492.

The previous prime is 8132712457. The next prime is 8132712503. The reversal of 8132712493 is 3942172318.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8131169929 + 1542564 = 90173^2 + 1242^2 .

It is a cyclic number.

It is not a de Polignac number, because 8132712493 - 2¹⁷ = 8132581421 is a prime.

It is a super-2 number, since 2×8132712493² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8132712403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4066356246 + 4066356247.

It is an arithmetic number, because the mean of its divisors is an integer number (4066356247).

Almost surely, 2^8132712493 is an apocalyptic number.

It is an amenable number.

8132712493 is a deficient number, since it is larger than the sum of its proper divisors (1).

8132712493 is an equidigital number, since it uses as much as digits as its factorization.

8132712493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 40.

The square root of 8132712493 is about 90181.5529529183. The cubic root of 8132712493 is about 2010.9987769894.

The spelling of 8132712493 in words is "eight billion, one hundred thirty-two million, seven hundred twelve thousand, four hundred ninety-three".